Septic tank cover



FIG. 1 is a perspective view of a septic tank cover showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is front view thereof, and the rear view is identical thereto;

FIG. 4 is a side view thereof, and the opposite side is identical thereto; and,

FIG. 5 is a bottom view thereof.

The tube portion of the cover is shown fragmented in FIGS. 1, 3 and 4 to indicate indeterminate length. 

The ornamental design of a septic tank cover, as shown and described. 